What are two ways in which John D. Rockefeller and Andrew Carnegie were similar.

Consolidation and philanthropists. Both used systems of consolidation to increase their power and wealth. Carnegie used vertical consolidation meaning he bought companies that created all of the resources needed to create steel as well as raillines to move the steel. Rockefeller used hortizontal consolidation meaning he bought out rival companies until he owned all oil production in the country. Both men also used their wealth to give back to society. Carnegie donated money for libraries throughout the country as well as Carnegie Mellon University. Rockefeller donated to Rockefeller Center, the University of Chicago, and Rockefeller University.

Explanation:

Both John D. Rockefeller and Andrew Carnegie were wealthy American businessmen and were also philanthropists.

Explanation:

they died with poison from the god patrick

answer: the time zones used to be whatever the local authority wanted them to be. one town might have 6am whenever the sun came up and another town had 6am 10 minutes later.  

the trains had a hard time when their orders said to be at a certain point at 6am.  

6am, but who's 6am.  

the railroads got together and set the time zones more or less along the longitude lines across the country.

explanation: